2985620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 7027776

約数和(自身を除く): 4042156

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 331, 410, 451, 662, 820, 902, 1324, 1655, 1804, 2255, 3310, 3641, 4510, 6620, 7282, 9020, 13571, 14564, 18205, 27142, 36410, 54284, 67855, 72820, 135710, 149281, 271420, 298562, 597124, 746405, 1492810, 2985620]

約数ペア:

[(1, 2985620), (2, 1492810), (4, 746405), (5, 597124), (10, 298562), (11, 271420), (20, 149281), (22, 135710), (41, 72820), (44, 67855), (55, 54284), (82, 36410), (110, 27142), (164, 18205), (205, 14564), (220, 13571), (331, 9020), (410, 7282), (451, 6620), (662, 4510), (820, 3641), (902, 3310), (1324, 2255), (1655, 1804)]